Elkton is a city in Marshall Township, Mower County, Minnesota, United States.

On January 30, 1906, the people of the township elected a president of the city council, three councilmen, a recorder, a treasurer, two justices of the peace, two constables and an assessor.

A sidewalk was constructed on Main Street in 1908, electricity was brought in the late 1920s, and the water system was built in 1946.

According to the U.S. Census Bureau, Elkton has a total area of 1.281 square miles (3.32 km2), all land.

There were 59 housing units at an average density of 45.4 per square mile (17.5/km2).

27.6% of all households were made up of individuals, and 12% had someone living alone who was 65 years of age or older.

26.9% of all households were made up of individuals, and 15.4% had someone living alone who was 65 years of age or older.

There were 2.9% of families and 5.8% of the population living below the poverty line, including 10.4% of under eighteens and none of those over 64.